11143443330 has 24 divisors (see below), whose sum is σ = 28972952892. Its totient is φ = 2971584864.

The previous prime is 11143443301. The next prime is 11143443391. The reversal of 11143443330 is 3334434111.

It can be written as a sum of positive squares in 2 ways, for example, as 11048322321 + 95121009 = 105111^2 + 9753^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11143443294 and 11143443303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61907929 + ... + 61908108.

Almost surely, 2^11143443330 is an apocalyptic number.

11143443330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11143443330 is an abundant number, since it is smaller than the sum of its proper divisors (17829509562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11143443330 is a wasteful number, since it uses less digits than its factorization.

11143443330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123816050 (or 123816047 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 11143443330 its reverse (3334434111), we get a palindrome (14477877441).

The spelling of 11143443330 in words is "eleven billion, one hundred forty-three million, four hundred forty-three thousand, three hundred thirty".